{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-21677","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-01-02T18:45:27.395Z","datePublished":"2026-01-06T03:11:30.537Z","dateUpdated":"2026-01-06T18:56:50.126Z"},"containers":{"cna":{"title":"iccDEV has Undefined Behavior in CIccCLUT::Init()","problemTypes":[{"descriptions":[{"cweId":"CWE-758","lang":"en","description":"CWE-758: Reliance on Undefined, Unspecified, or Implementation-Defined Behavior","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-20","lang":"en","description":"CWE-20: Improper Input Validation","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","version":"3.1"}}],"references":[{"name":"https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-95w5-jvqf-3994","tags":["x_refsource_CONFIRM"],"url":"https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-95w5-jvqf-3994"},{"name":"https://github.com/InternationalColorConsortium/iccDEV/issues/181","tags":["x_refsource_MISC"],"url":"https://github.com/InternationalColorConsortium/iccDEV/issues/181"},{"name":"https://github.com/InternationalColorConsortium/iccDEV/commit/201125fbda22c8e4ea95800a6b427093fa4b8a22","tags":["x_refsource_MISC"],"url":"https://github.com/InternationalColorConsortium/iccDEV/commit/201125fbda22c8e4ea95800a6b427093fa4b8a22"}],"affected":[{"vendor":"InternationalColorConsortium","product":"iccDEV","versions":[{"version":"< 2.3.1.1","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-01-06T03:12:18.035Z"},"descriptions":[{"lang":"en","value":"iccDEV provides a set of libraries and tools for working with ICC color management profiles. Versions 2.3.1 and below have Undefined Behavior in its CIccCLUT::Init function which initializes and sets the size of a CLUT. This issue is fixed in version 2.3.1.1."}],"source":{"advisory":"GHSA-95w5-jvqf-3994","discovery":"UNKNOWN"}},"adp":[{"references":[{"url":"https://github.com/InternationalColorConsortium/iccDEV/issues/181","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-01-06T14:19:38.931382Z","id":"CVE-2026-21677","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-01-06T18:56:50.126Z"}}]}}